Troubleshooting
If you have problems using your MR700, check these
points first. If you still have problems, reset your
handset by switching it off and removing the
batteries. Then replace the batteries and switch the
handset on again.
Problem Possible cause — things to do/check
No reception
■
Handset set to wrong channel — check with other user
■
Handset set to wrong CTCSS code — check with other
user
■
Other user may not be transmitting
■
Handset not switched on — switch on
■
Volume too low — increase the volume
■
Batteries flat or not fitted correctly — check
■ Handset not in PMR or PMR/FM mode — change mode
■ Other user out of range — move back within range
No transmission
■
You are not pressing the PTT button
■
Handset not switched on — switch on
■
Handset not in PMR or PMR/FM mode — change mode
■
Batteries flat or not fitted correctly — check
Cannot change
channel/code
■
Handset may be locked — unlock it
■
Handset not in PMR or PMR/FM mode — change
mode
Poor or ‘noisy’
reception
■
Local conditions may be impairing reception — try
moving, preferably to a higher location
■
The handset’s batteries may be low — charge them
■
Noisy reception is more likely when using high-numbered
CTCSS codes — try using a lower-numbered code, agreeing
this with the rest of your group first
18
Problem Possible cause — things to do/check
Interference
from other users
outside
your group
■
Try changing to a different channel and/or code, agreeing
this with the rest of your group first
■
If you’re not already using a CTCSS code — try doing so
Privacy cannot be guaranteed, as PMR446 is an open-
licence free band.
Using VOX
function, the unit
transmits all
the time
■
Ambient noise may be too high — move to a quieter
place or turn the VOX function off
■
VOX sensitivity may be too high — decrease the
sensitivity
Using VOX, the
unit does not
transmit
■
Sound may be too low — talk in a louder voice or hold
the unit closer to your mouth
■
VOX sensitivity may be too low — increase the
sensitivity (level 1 is the highest)
Problems using
VOX with a hands-
free kit
■ Turn off the VOX function by setting VOX sensitivity
to 0 (zero), and transmit as normal by pressing the
PTT button.
Cannot use the
stopwatch
■
Handset not in PMR mode — change mode
■
Handset may be locked — unlock it
■
Batteries flat or not fitted correctly — check
Cannot hear the
radio
■
Handset not in FM or PMR/FM mode — change mode
■
Volume too low — increase the volume
■
Batteries flat or not fitted correctly — check
Cannot tune the
radio
■
Use the +/START/CALL and –/STOP/LOCK buttons for
tuning (the
▲ and ▼ buttons are for volume
control)
■
If the radio isn’t finding a channel using auto-
scanning — try manual scanning instead
Troubleshooting
Binatone Help Line: 01325 304 473 19
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